print("\033[0:33m 姓名:袁兆华 学号: 20190751028 \033[m")
with open('Dream It Possible.txt', 'r', encoding='utf-8') as file:
    smallStr = 0
    bigStr = 0
    for s in file.read():
        if s.islower():
            smallStr += 1
        elif s.isupper():
            bigStr += 1
    print("小写字符个数:", smallStr, "大写字符个数:", bigStr)